diff --git a/umap/static/umap/js/modules/formatter.js b/umap/static/umap/js/modules/formatter.js
index ac7ed595..7efea950 100644
--- a/umap/static/umap/js/modules/formatter.js
+++ b/umap/static/umap/js/modules/formatter.js
@@ -3,19 +3,12 @@ import { translate } from './i18n.js'
 
 export default class Formatter {
   async fromGPX(str) {
-    let togeojson
-    await import('../../vendors/togeojson/togeojson.es.js').then((module) => {
-      togeojson = module
-    })
+    const togeojson = await import('../../vendors/togeojson/togeojson.es.js')
     return togeojson.gpx(this.toDom(str))
   }
 
   async fromKML(str) {
-    console.log(str)
-    let togeojson
-    await import('../../vendors/togeojson/togeojson.es.js').then((module) => {
-      togeojson = module
-    })
+    const togeojson = await import('../../vendors/togeojson/togeojson.es.js')
     return togeojson.kml(this.toDom(str), {
       skipNullGeometry: true,
     })
@@ -111,10 +104,7 @@ export default class Formatter {
   }
 
   async toGPX(geojson) {
-    let togpx
-    await import('../../vendors/geojson-to-gpx/index.js').then((module) => {
-      togpx = module
-    })
+    const togpx = await import('../../vendors/geojson-to-gpx/index.js')
     for (const feature of geojson.features) {
       feature.properties.desc = feature.properties.description
     }
@@ -123,10 +113,7 @@ export default class Formatter {
   }
 
   async toKML(geojson) {
-    let tokml
-    await import('../../vendors/tokml/tokml.es.js').then((module) => {
-      tokml = module
-    })
+    const tokml = await import('../../vendors/tokml/tokml.es.js')
     return tokml.toKML(geojson)
   }
 }
diff --git a/umap/storage.py b/umap/storage.py
index aa185428..52c9ace2 100644
--- a/umap/storage.py
+++ b/umap/storage.py
@@ -35,6 +35,10 @@ class UmapManifestStaticFilesStorage(ManifestStaticFilesStorage):
                 r"""(?P<matched>import\(["'](?P<url>.*?)["']\))\.then""",
                 """import("%(url)s")""",
             ),
+            (
+                r"""(?P<matched>await import\(["'](?P<url>.*?)["']\))""",
+                """import("%(url)s")""",
+            ),
         ),
     )